This series machine is single column vertical lathe&comma; it has a railhead and a sidehead&comma; it's suitable of the ferrous&comma; nonferrous metal and some kinds of non-metal materials with hard alloy&comma; high capability and high speed steel tools&period; It can perform finely and roughly turning cylinder and inner hole&comma; inner and outer taper&comma; grooving&comma; drilling&comma; tapping and reaming&period;